// IMyAidlInterface.aidl
package com.example.demo_aidl_server;

// Declare any non-default types here with import statements

interface IMyAidlInterface {
  //同步方法
  int sum(int num1,int num2);
  //异步方法：耗时操作
  oneway void sumAsync(in int num1,out int num2);
}